Fitment For use on these Transmissions: Fits for Ford – C4, C5 & C6 Fits for Ford – AOD-E, AOD-EW (4R70W) Fits for Ford – AXOD, AXOD-E (AX45) (AX4N) Fits for Chrysler 904 (30RH) Fits for Chrysler 998 (31RR) Fits for Chrysler 999 (32RH) Advantage This Is a Useful Device That Allows You to Safely Hold, Position and Rotate Small Engines, Transmissions, Rear Axle Differentials and Other Components, Freeing Your Hands While You’re Working Upgrade Design .